Climate Overview
The climate in Bang Saphan is hot. The average annual temperature is 28°C and approximately 1400mm of precipitation falls per year. Bang Saphan receives a notable amount of rainfall throughout the year, including during its driest month. Bang Saphan is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, February, December, when temperatures can drop to 25°C.
Temperature
Bang Saphan has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is May, when average highs reach 30°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 25°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.
Precipitation
Bang Saphan is a fairly wet location, receiving approximately 1400mm of precipitation annually, which averages out to around 117mm per month. The wettest month is October, averaging 223mm of rainfall. November and September also tend to see above-average precipitation. The driest month is March, with just 44mm. That's 179mm less than October, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Bang Saphan is moderately windy, with an average annual wind speed of 20km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 25km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in April, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Bang Saphan, which began on March 20, 2026. Bang Saphan is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in May at around 30°C, while the coldest stretch bottoms out in January near 25°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 27 to 30°C. Precipitation is moderate at around 254mm for the season, averaging 85mm per month. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 27 to 30°C. Rainfall is heavy, totalling around 365mm across the season with a monthly average of 122mm. Winds are moderate at around 22km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 570mm across the season with a monthly average of 190mm. Winds are moderate at around 20km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 28°C. Precipitation is moderate at around 211mm for the season, averaging 70mm per month. Winds are moderate at around 21km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Bang Saphan based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
